Buenos Aires Times

Your Window to Argentina and Beyond.
Thursday, Sep 10, 2026

Joined a group? WhatsApp will finally show you what was discussed before you arrived

Joined a group? WhatsApp will finally show you what was discussed before you arrived

WhatsApp is developing a feature that lets new members see the previous 24 hours of group messages without compromising end-to-end encryption.
Meta is continuing to refine WhatsApp’s group experience.

After years in which new members entered group chats without any context and relied on others to explain what they had missed, the platform is now testing a feature designed to ease that transition: a view of the group’s most recent message history.

The concept is straightforward.

When a new participant joins a group, they will be able to see messages sent during the previous twenty-four hours.

This will not appear as a full archive or group diary, but as a short window offering enough context to understand the ongoing conversation.

The feature is expected to apply to both users joining via link and those added manually by an administrator, activating automatically the moment they enter.

End-to-end encryption, a cornerstone of WhatsApp and Meta’s messaging philosophy, is not expected to be compromised.

To preserve encryption integrity, the system will automatically select an existing group member to share the most recent messages with the newcomer.

Each time someone joins, the app also generates a new encryption key for the entire group, ensuring that each participant can see only what they are permitted to see.

This process occurs silently in the background, without disrupting the flow of conversation.

The feature will appear in group settings, where administrators will be able to choose whether to enable it.

In the current beta version, new members can view only the last twenty-four hours of messages, though Meta may adjust this timeframe before a full release.

For highly active groups where hundreds of messages are exchanged daily, a full day’s chat history may be overwhelming.

Meta is therefore considering limiting the feature to approximately one thousand messages from the preceding twenty-four hours—though, realistically, few users are likely to read even a fraction of that.

The feature is designed to work in older, long-running groups as well as newly created ones, ensuring that anyone joining late—whether they missed an invitation link or were temporarily unavailable—receives an up-to-date snapshot of the discussion.

This is especially useful in large groups or fast-moving conversations, where newcomers often struggle to understand what is happening.

If, for example, a group has spent hours planning an event and someone joins midway, they will immediately see the relevant messages from the past day and can participate without asking, “What did I miss?” or reopening a decision the group had already resolved.

The feature is currently in development within the beta version for developers, and recent updates to the Android beta indicate that WhatsApp is already in the advanced stages of implementation.

It is expected to become available to users in the near future.
Newsletter

Related Articles

Buenos Aires Times
0:00
0:00
Close
Jorge Messi, Lionel Messi’s Father and Longtime Agent, Dies at 68
Breaking With the Past: One of the World’s Smallest Countries Changes Its Name
Cuba’s Grid Fails Again as Fuel Crisis Deepens
Nazca Lines Flight Crash Kills Thirteen as Peru Suspends Aerodiana
FIFA’s Private-Investment Plan for World Cup Rights Draws European Revolt
OpenAI Sued After ChatGPT Allegedly Discouraged Emergency Care Before Near-Fatal Embolism
Morgan Stanley Builds a Wall Street Lead in AI Infrastructure Finance
Spain Defeats Argentina in Extra Time to Win Second World Cup
Venezuela’s Earthquake Devastation Turns U.S. Investment Opportunity Into a Thirty-Seven Billion Dollar Reconstruction Challenge
Trump Administration Pressures Banks to Restrict Financial Access for Undocumented Immigrants
The Ten World Cup Finals That Defined Football History
Colombia Influencer Dies After Cosmetic Procedure at Unlicensed Bogota Salon
Thomas Tuchel Faces Fierce Backlash After Tactical Retreat Costs England World Cup Final Berth
Harvard Astrophysicist to Lead U.S. Scientific Advisory on Unidentified Aerial Phenomena
On the Island That Did Not Yield to Trump, There Is No Electricity, and 10 Million Live in Darkness
Flight Instructor Jumped to His Death — Student Landed the Plane: "You Know What You Need to Do"
France and Morocco Open World Cup Quarter-Finals as Collina Defends Refereeing
Global News Brief: Escalating Conflicts, Public Health Crises, and World Cup Drama
Logic Flaw in Windows 11 Permission Architecture Silently Consumes Hundreds of Gigabytes of Local Storage
Global Crisis Alert: Escalating Middle East Tensions and UK Political Upheaval
Japanese Technology Firm Fujitsu Launches Advanced Artificial Intelligence Tool for Corporate Disclosures
South Africa Officially Launches Nationwide Campaign for Highly Contested Local Government Elections
United Kingdom Commits Additional Funding for Unexploded Ordnance Clearance in Laos
Singapore Announces Stringent New Greenhouse Gas Regulations for Commercial Cooling Systems
Cambodia and Thailand Hold High-Level Border Security Talks at United Nations Headquarters
Myanmar Military Government and China Sign Major Agreement to Upgrade Media and Cultural Cooperation
Knife Attack at Swiss Train Station Leaves Three Injured in Suspected Act of Domestic Terrorism
Transnational Extortion Gang Threatens Canadian Police With Army of One Thousand Armed Operatives
Australia Imposes Forty-Two-Day Quarantine on Cruise Ship Passengers Following Deadly Hantavirus Outbreak
International Monetary Fund Unlocks Seven Hundred Million United States Dollars for Sri Lanka Following Economic Reforms
Australia Launches Record One Point Four Billion Dollar Lawsuit Against Chemical Giant 3M Over Contamination
China and Canada Foreign Ministers Meet in Ottawa in Effort to Stabilize Strained Diplomatic Ties
Indonesia Demands Urgent United Nations Security Council Reform Amid Escalating Global Conflicts
Extreme Weather Patterns Trigger Severe Drought in Madagascar and Destructive Flooding in East Africa
Indian State of Karnataka Faces Political Upheaval as Chief Minister Siddaramaiah Abruptly Resigns
Philippines and Japan Reaffirm Defense Ties as Crucial for Indo-Pacific Regional Stability
Norway Joins French Nuclear Deterrence Initiative in Major Shift for European Security Architecture
Global Critical Mineral Alliances Expand as Western Nations Move to Counter Chinese Supply Dominance
United States Imposes Fifty Percent Tariffs on Mexican Steel and Aluminum Ahead of Trade Pact Review
European Union and China Head Toward Major Trade Conflict Over Clean Technology Exports
United States Economic Growth Severely Downgraded to One Point Six Percent as Stagflation Fears Mount
World Health Organization Warns Central African Ebola Epidemic is Outpacing Containment Efforts
United States Treasury Department Conditions Sanctions Relief on Reopening of the Strait of Hormuz
Iranian Air Defenses Intercept and Destroy United States Military Drone Over Bushehr Province
Iranian Armed Forces Launch Ballistic Missiles Toward Unspecified Targets Prompting Regional Condemnation
United Nations Secretary-General Warns Global Order Facing Highest Level of Conflict Since 1945
Israel Issues Sweeping Evacuation Orders in Southern Lebanon Amid Intensified Hezbollah Conflict
Russia Announces Systemic Military Strikes Targeting Ukrainian Defense and Energy Infrastructure
United States and Iranian Negotiators Reach Draft Agreement to Extend Ceasefire and Resume Nuclear Talks
United Nations Security Council Deeply Divided Over United States Capture of Venezuelan President
×